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Mr. Gasket Rear Main Seal, Viton®, High Vacuum 1971

Mr. Gasket Rear Main Seal, Viton®, High Vacuum 1971
$73.99 ea
NEWARRIVING SOONEstimated Ship Date 12/10/2024 (If Ordered Today)53 Available from HOLLEY PERFORMANCE PRODUCTS as of 11/20/2024
Model: 4010923
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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This Mr. Gasket Rear Main Seal is made from Viton® Rubber. This style of rubber can handle high temperature like silicone rubber, but with superior abrasion resistance. It's durability and design make it recommended for applications that have high engine vacuum, like racing engines that utilize external vacuum pumps for crankcase evacuation.
Features:
  • Repairs That Leaky Rear Main Sail
  • Viton® Rubber Offers Both Abrasion Resistance & High Temperature Tolerance
  • Upgrade for Rope Seal Equipped Cars or Silicone Rubber Main Seals

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine Fitment Notes
Chevrolet Chevy II Base 1963 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Base 1964 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Base 1965 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Base 1966 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Base 1967 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Nova SS 1964 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Nova SS 1965 4.6L / 283 / V8
5.4L / 327 / V8
Recommended for use with external vacuum pump.
Chevrolet Chevy II Nova SS 1966 4.6L / 283 / V8
5.4L / 327 / V8
Recommended for use with external vacuum pump.
Chevrolet Chevy II Nova SS 1967 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Nova 1963 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Nova 1964 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Nova 1965 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Nova 1966 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Nova 1967 4.6L / 283 / V8 Recommended for use with external vacuum pump.
Chevrolet Chevy II Nova 1968 5.4L / 327 / V8
5.0L / 307 / V8
5.7L / 350 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Base 1969 5.7L / 350 / V8
5.0L / 307 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Base 1970 5.7L / 350 / V8
5.0L / 307 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Base 1971 5.7L / 350 / V8
5.0L / 307 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Base 1972 5.7L / 350 / V8
5.0L / 307 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Base 1973 5.7L / 350 / V8
5.0L / 307 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Base 1974 5.7L / 350 / V8 Recommended for use with external vacuum pump.
Chevrolet Nova Base 1975 5.7L / 350 / V8
4.3L / 262 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Base 1976 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Base 1977 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Base 1978 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Base 1979 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Concours 1976 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Concours 1977 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Custom 1973 5.7L / 350 / V8
5.0L / 307 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Custom 1974 5.7L / 350 / V8 Recommended for use with external vacuum pump.
Chevrolet Nova Custom 1975 4.3L / 262 / V8
5.7L / 350 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Custom 1978 5.0L / 305 / V8
5.7L / 350 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Custom 1979 5.0L / 305 / V8
5.7L / 350 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova LN 1975 5.7L / 350 / V8
4.3L / 262 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Police 1975 5.7L / 350 / V8
4.3L / 262 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Police 1976 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Police 1977 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Police 1978 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Rally 1977 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Rally 1978 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova Rally 1979 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.
Chevrolet Nova SS 1976 5.7L / 350 / V8
5.0L / 305 / V8
Recommended for use with external vacuum pump.

Specifications:

Emission Code 5
Engine Chevrolet Small Block Gen I
Material Viton
Part Type Engine Main Bearing Gasket Set
Product Type Rear Main Seal
Rear Main Seal Style Two Piece
Warranty Limited 90 Day
Weight 0.1000

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Mr. Gasket Rear Main Seal, Viton®, High Vacuum 1971:
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